/Engine/Plugins/Runtime/GameplayAbilities/Source/GameplayAbilities/Public/GameplayEffect.h
Gathers made for a given capture. Note all mods are returned but only some will be qualified (use Qualified() func to determine)
bool AttemptGatherAttributeMods ( const [FAggregatorEvaluateParameters](API\Plugins\GameplayAbilities\FAggregatorEvaluateParameters) & InEvalParams, [TMap](API\Runtime\Core\Containers\TMap)< [EGameplayModEvaluationChannel](API\Plugins\GameplayAbilities\EGameplayModEvaluationChannel), const [TArray](API\Runtime\Core\Containers\TArray)< [FAggregatorMod](API\Plugins\GameplayAbilities\FAggregatorMod) > * > & OutModMap ) const